Home / 146,799.90-202,584.88-79,731.90

Finding the Fourth Proportional to 146,799.90, 202,584.88 and 79,731.90

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Solution

The fourth proportional to 146,799.90, 202,584.88 and 79,731.90 is: 110,030.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,799.90 : 202,584.88 = 79,731.90 : x
  2. Step 2: Convert to fraction form
    146,799.90/202,584.88 = 79,731.90/x
  3. Step 3: Cross multiply
    146,799.90x = 202,584.88 × 79,731.90
  4. Step 4: Simplify right side
    146,799.90x = 16,152,477,393.67
  5. Step 5: Solve for x
    x = 16,152,477,393.67/146,799.90
  6. Step 6: Final answer
    x = 110,030.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.